1 将AFNetWorking文件夹导入项目
2 添加类库 Security.framework、MobileCoreServices.framework、SystemConfiguration.framework
3 在使用的地方 #import "AFNetworking.h"
解决编译时警告:
Prefix.pch文件中加入
#import <SystemConfiguration/SystemConfiguration.h>
#import <MobileCoreServices/MobileCoreServices.h>
注:AFNetWorking使用了ARC ,在不使用ARC项目中使用时,对AFNetWorking的所有.m文件添加“-fobjc-arc”
在使用ARC项目中,使用“不使用ARC”的类库时,对类库的.m文件添加“-fno-objc-arc”

官网下载2.5版本:http://afnetworking.com/
此文章是基于AFNetworking2.5版本的,需要看AFNetworking2.0版本的请看上一篇文章:AFNetworking2.0使用
1.检测网络状态
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+ (void)netWorkStatus
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{
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[[AFNetworkReachabilityManager sharedManager] startMonitoring];
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[[AFNetworkReachabilityManager sharedManager] setReachabilityStatusChangeBlock:^(AFNetworkReachabilityStatus status) {
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NSLog(@"%ld", status);
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}];
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}
2.JSON方式获取数据
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+ (void)JSONDataWithUrl:(NSString *)url success:(void (^)(id json))success fail:(void (^)())fail;
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{
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AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager];
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NSDictionary *dict = @{@"format": @"json"};
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[manager GET:url parameters:dict success:^(AFHTTPRequestOperation *operation, id responseObject) {
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if (success) {
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success(responseObject);
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}
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} failure:^(AFHTTPRequestOperation *operation, NSError *error) {
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NSLog(@"%@", error);
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if (fail) {
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fail();
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}
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}];
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}
3.xml方式获取数据
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+ (void)XMLDataWithUrl:(NSString *)urlStr success:(void (^)(id xml))success fail:(void (^)())fail
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{
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AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager];
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manager.responseSerializer = [AFXMLParserResponseSerializer serializer];
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NSDictionary *dict = @{@"format": @"xml"};
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[manager GET:urlStr parameters:dict success:^(AFHTTPRequestOperation *operation, id responseObject) {
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if (success) {
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success(responseObject);
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}
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} failure:^(AFHTTPRequestOperation *operation, NSError *error) {
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NSLog(@"%@", error);
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if (fail) {
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fail();
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}
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}];
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}
4.post提交json数据
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+ (void)postJSONWithUrl:(NSString *)urlStr parameters:(id)parameters success:(void (^)(id responseObject))success fail:(void (^)())fail
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{
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AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager];
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manager.requestSerializer = [AFJSONRequestSerializer serializer];
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manager.responseSerializer = [AFHTTPResponseSerializer serializer];
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[manager POST:urlStr parameters:parameters success:^(AFHTTPRequestOperation *operation, id responseObject) {
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if (success) {
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success(responseObject);
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}
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} failure:^(AFHTTPRequestOperation *operation, NSError *error) {
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NSLog(@"%@", error);
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if (fail) {
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fail();
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}
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}];
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}
5.下载文件
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+ (void)sessionDownloadWithUrl:(NSString *)urlStr success:(void (^)(NSURL *fileURL))success fail:(void (^)())fail
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{
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NSURLSessionConfiguration *config = [NSURLSessionConfiguration defaultSessionConfiguration];
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AFURLSessionManager *manager = [[AFURLSessionManager alloc] initWithSessionConfiguration:config];
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NSString *urlString = [urlStr stringByAddingPercentEscapesUsingEncoding:NSUTF8StringEncoding];
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NSURL *url = [NSURL URLWithString:urlString];
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NSURLRequest *request = [NSURLRequest requestWithURL:url];
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NSURLSessionDownloadTask *task = [manager downloadTaskWithRequest:request progress:nil destination:^NSURL *(NSURL *targetPath, NSURLResponse *response) {
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NSString *cacheDir = NSSearchPathForDirectoriesInDomains(NSCachesDirectory, NSUserDomainMask, YES)[0];
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NSString *path = [cacheDir stringByAppendingPathComponent:response.suggestedFilename];
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NSURL *fileURL = [NSURL fileURLWithPath:path];
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if (success) {
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success(fileURL);
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}
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return fileURL;
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} completionHandler:^(NSURLResponse *response, NSURL *filePath, NSError *error) {
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NSLog(@"%@ %@", filePath, error);
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if (fail) {
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fail();
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}
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}];
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[task resume];
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}
6.文件上传-自定义上传文件名
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+ (void)postUploadWithUrl:(NSString *)urlStr fileUrl:(NSURL *)fileURL fileName:(NSString *)fileName fileType:(NSString *)fileTye success:(void (^)(id responseObject))success fail:(void (^)())fail
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{
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AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager];
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manager.responseSerializer = [AFHTTPResponseSerializer serializer];
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[manager POST:urlStr parameters:nil constructingBodyWithBlock:^(id<AFMultipartFormData> formData) {
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[formData appendPartWithFileURL:fileURL name:@"uploadFile" fileName:fileName mimeType:fileTye error:NULL];
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} success:^(AFHTTPRequestOperation *operation, id responseObject) {
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if (success) {
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success(responseObject);
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}
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} failure:^(AFHTTPRequestOperation *operation, NSError *error) {
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if (fail) {
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fail();
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}
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}];
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}
7.文件上传-随机生成文件名
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+ (void)postUploadWithUrl:(NSString *)urlStr fileUrl:(NSURL *)fileURL success:(void (^)(id responseObject))success fail:(void (^)())fail
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{
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AFHTTPRequestOperationManager *manager = [AFHTTPRequestOperationManager manager];
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manager.responseSerializer = [AFHTTPResponseSerializer serializer];
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[manager POST:urlStr parameters:nil constructingBodyWithBlock:^(id<AFMultipartFormData> formData) {
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[formData appendPartWithFileURL:fileURL name:@"uploadFile" error:NULL];
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} success:^(AFHTTPRequestOperation *operation, id responseObject) {
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if (success) {
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success(responseObject);
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}
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} failure:^(AFHTTPRequestOperation *operation, NSError *error) {
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NSLog(@"错误 %@", error.localizedDescription);
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if (fail) {
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fail();
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}
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}];
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}
AFNetWorking的使用
原文:http://blog.csdn.net/szwq01/article/details/44936617